* {
  padding: 0;
  margin: 0;
}
#bodybox {
  max-width: 750px;
  margin: auto;
  width: 100%;
  height: 100vh;
  background: url(../img/loadingbgc.png) no-repeat;
  background-size: 100% 100%;
  padding-top: 300px;
  box-sizing: border-box;
}
#bodybox #loadbox {
  margin: auto;
  width: 180px;
  height: 150px;
  background: url(../img/loading.gif) no-repeat;
  background-size: 100% 100%;
  position: relative;
}
#bodybox #loadbox .text {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  text-align: center;
  font-size: 18px;
  color: #606060;
}
#coverbox {
  width: 100%;
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.83);
  display: none;
}
#coverbox .wxshow {
  width: 100%;
}